Advertisement

Highway 401 reopens after being closed over 24 hours due to ‘unsafe road conditions’

Click to play video: 'Southwestern Ontario blasted with another heat wave'
Southwestern Ontario blasted with another heat wave
RELATED: Southwestern Ontario blasted with another heat wave – Jul 28, 2025

 

A major Ontario highway was closed on Monday due to “unsafe road conditions,” according to provincial police in Lambton County.

The eastbound lanes of Highway 402 were closed in Sarnia between Airport and Mandaumin roads at around noon on Monday, according to OPP.

On Wednesday, the OPP announced on X, formerly known as Twitter, that the highway had reopened.

Get daily Canada news delivered to your inbox so you'll never miss the day's top stories.

Get daily National news

Get daily Canada news delivered to your inbox so you'll never miss the day's top stories.
By providing your email address, you have read and agree to Global News' Terms and Conditions and Privacy Policy.

This followed the timeline which had been provided by the Ministry of Transportation Tuesday as a spokesperson told Global News that the repairs were expected to be completed that evening.

They explained “the deformation (in the highway) is due to recent high temperatures.”

OPP warned motorists to seek alternative routes while also allowing extra time for travel.

Story continues below advertisement

Police are advising drivers to get off the highway at Airport Road and follow a detour along London Line to Mandaumin Road before getting back on the highway.

Highway 402 runs between Sarnia and London, allowing travellers to reach the border crossing into Michigan.

Sponsored content

AdChoices